// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_CHROMEOS_NETWORK_NETWORK_LIST_H_
#define UI_CHROMEOS_NETWORK_NETWORK_LIST_H_

#include <map>
#include <set>
#include <string>

#include "base/macros.h"
#include "chromeos/network/network_state_handler.h"
#include "ui/chromeos/network/network_icon_animation_observer.h"
#include "ui/chromeos/network/network_list_view_base.h"
#include "ui/chromeos/ui_chromeos_export.h"
#include "ui/gfx/image/image_skia.h"

namespace views {
class Label;
class View;
}

namespace ui {

struct NetworkInfo;
class NetworkListDelegate;

// A list of available networks of a given type. This class is used for all
// network types except VPNs. For VPNs, see the |VPNList| class.
class UI_CHROMEOS_EXPORT NetworkListView
    : public NetworkListViewBase,
      public network_icon::AnimationObserver {
public:
    explicit NetworkListView(NetworkListDelegate* delegate);
    ~NetworkListView() override;

    // NetworkListViewBase:
    void Update() override;
    bool IsNetworkEntry(views::View* view,
        std::string* service_path) const override;

private:
    void UpdateNetworks(
        const chromeos::NetworkStateHandler::NetworkStateList& networks);
    void UpdateNetworkIcons();
    void UpdateNetworkListInternal();
    void HandleRelayout();
    bool UpdateNetworkListEntries(std::set<std::string>* new_service_paths);
    bool UpdateNetworkChildren(std::set<std::string>* new_service_paths,
        int* child_index,
        bool highlighted);
    bool UpdateNetworkChild(int index, const NetworkInfo* info);
    bool PlaceViewAtIndex(views::View* view, int index);
    bool UpdateInfoLabel(int message_id, int index, views::Label** label);

    // network_icon::AnimationObserver:
    void NetworkIconChanged() override;

    NetworkListDelegate* delegate_;

    views::Label* no_wifi_networks_view_;
    views::Label* no_cellular_networks_view_;

    // An owned list of network info.
    ScopedVector<NetworkInfo> network_list_;

    typedef std::map<views::View*, std::string> NetworkMap;
    NetworkMap network_map_;

    // A map of network service paths to their view.
    typedef std::map<std::string, views::View*> ServicePathMap;
    ServicePathMap service_path_map_;

    DISALLOW_COPY_AND_ASSIGN(NetworkListView);
};

} // namespace ui

#endif // UI_CHROMEOS_NETWORK_NETWORK_LIST_H_
